peak vs pencil

peak and pencil both are nouns.

Word	Noun	Adjective	Verb	Adverb
peak	Yes	No	Yes	No
pencil	Yes	No	Yes	No

peak (noun)	pencil (noun)
a brim that projects to the front to shade the eyes	a thin cylindrical pointed writing implement; a rod of marking substance encased in wood
the top or extreme point of something (usually a mountain or hill)	a cosmetic in a long thin stick; designed to be applied to a particular part of the face
the highest point (of something)	a figure formed by a set of straight lines or light rays meeting at a point
the most extreme possible amount or value	graphite (or a similar substance) used in such a way as to be a medium of communication
a V shape
the highest level or degree attainable; the highest stage of development
the period of greatest prosperity or productivity

peak (verb)	pencil (verb)
to reach the highest point; attain maximum intensity, activity	write, draw, or trace with a pencil